All 100 targets have a solution.
\(1 = 27^{9 - 9 }\)
\(2 = \frac{ 27 - 9 }{ 9 }\)
\(3 = \frac{ \sqrt{729} }{ 9 }\)
\(4 = \frac{ 27 + 9 }{ 9 }\)
\(5 = 97 - 92 \)
\(6 = 9 - \frac{ 27 }{ 9 }\)
\(7 = \frac{ 72 - 9 }{ 9 }\)
\(8 = 29 - 7 \cdot \sqrt{9 }\)
\(9 = \sqrt{\frac{ 729 }{ 9 }}\)
\(10 = \frac{ 2 + 7 }{ 9 } + 9 \)
\(11 = \frac{ 92 + 7 }{ 9 }\)
\(12 = \frac{ 27 }{ 9 } + 9 \)
\(13 = 92 - 79 \)
\(14 = 2 \cdot 7 - 9 + 9 \)
\(15 = ( \frac{ 27 }{ 9 } )! + 9 \)
\(16 = 97 - 9^{2 }\)
\(17 = \frac{ 72 }{ 9 } + 9 \)
\(18 = \sqrt{729} - 9 \)
\(19 = 29 - 7 - \sqrt{9 }\)
\(20 = 2 \cdot 9 - 7 + 9 \)
\(21 = 27 - 9 + \sqrt{9 }\)
\(22 = ( 9 - 7 + 9 ) \cdot 2 \)
\(23 = \frac{ 92 }{ 7 - \sqrt{9 } }\)
\(24 = \sqrt{729} - \sqrt{9 }\)
\(25 = 29 - 7 + \sqrt{9 }\)
\(26 = 27 - \frac{ 9 }{ 9 }\)
\(27 = 99 - 72 \)
\(28 = \frac{ 9 }{ 9 } + 27 \)
\(29 = 92 - 7 \cdot 9 \)
\(30 = \sqrt{729} + \sqrt{9 }\)
\(31 = \frac{ 279 }{ 9 }\)
\(32 = 2 \cdot 7 + 9 + 9 \)
\(33 = \frac{ 297 }{ 9 }\)
\(34 = 7 \cdot 9 - 29 \)
\(35 = \frac{ 79 - 9 }{ 2 }\)
\(36 = \sqrt{729} + 9 \)
\(37 = \frac{ 9 \cdot 9 - 7 }{ 2 }\)
\(38 = \frac{ 79 - \sqrt{9} }{ 2 }\)
\(39 = 27 + \sqrt{9} + 9 \)
\(40 = ( 9 - 2 ) \cdot 7 - 9 \)
\(41 = \frac{ 79 + \sqrt{9} }{ 2 }\)
\(42 = 27 + \sqrt{9}! + 9 \)
\(43 = ( 9 + 9 ) \cdot 2 + 7 \)
\(44 = \frac{ 79 + 9 }{ 2 }\)
\(45 = 27 + 9 + 9 \)
\(46 = \frac{ 92 }{ 9 - 7 }\)
\(47 = \frac{ 97 - \sqrt{9} }{ 2 }\)
\(48 = 7^{2} - \frac{ 9 }{ 9 }\)
\(49 = 7^{2} - 9 + 9 \)
\(50 = 79 - 29 \)
\(51 = 2 \cdot 7 \cdot \sqrt{9} + 9 \)
\(52 = 7 \cdot 9 - 2 - 9 \)
\(53 = \frac{ 97 + 9 }{ 2 }\)
\(54 = 9 \cdot 9 - 27 \)
\(55 = 7^{2} - \sqrt{9} + 9 \)
\(56 = 7 \cdot 9 + 2 - 9 \)
\(57 = 72 - 9 - \sqrt{9 }!\)
\(58 = ( 9 - 7 ) \cdot 29 \)
\(59 = 2^{\sqrt{9}} \cdot 7 + \sqrt{9 }\)
\(60 = 72 - 9 - \sqrt{9 }\)
\(61 = 79 - 2 \cdot 9 \)
\(62 = 7 \cdot 9 + 2 - \sqrt{9 }\)
\(63 = 72 - \sqrt{9 \cdot 9 }\)
\(64 = 2^{7 - \frac{ 9 }{ 9 }}\)
\(65 = 9^{2} - 7 - 9 \)
\(66 = ( 29 - 7 ) \cdot \sqrt{9 }\)
\(67 = 7^{2} + 9 + 9 \)
\(68 = 97 - 29 \)
\(69 = 72 - \frac{ 9 }{ \sqrt{9 } }\)
\(70 = \sqrt{79^{2}} - 9 \)
\(71 = 72 - \frac{ 9 }{ 9 }\)
\(72 = 99 - 27 \)
\(73 = \frac{ 9 }{ 9 } + 72 \)
\(74 = 79 - 2 - \sqrt{9 }\)
\(75 = \frac{ 9 }{ \sqrt{9} } + 72 \)
\(76 = 92 - 7 - 9 \)
\(77 = 9^{2} - 7 + \sqrt{9 }\)
\(78 = 72 - \sqrt{9} + 9 \)
\(79 = 97 - 2 \cdot 9 \)
\(80 = 29 \cdot \sqrt{9} - 7 \)
\(81 = \frac{ 729 }{ 9 }\)
\(82 = 92 - 7 - \sqrt{9 }\)
\(83 = 9^{2} - 7 + 9 \)
\(84 = 72 + \sqrt{9} + 9 \)
\(85 = 99 - 2 \cdot 7 \)
\(86 = 79 - 2 + 9 \)
\(87 = 2^{\sqrt{9}} + 79 \)
\(88 = \frac{ 792 }{ 9 }\)
\(89 = 97 - 2^{\sqrt{9 }}\)
\(90 = 72 + 9 + 9 \)
\(91 = 97 - 2 \cdot \sqrt{9 }\)
\(92 = 7 \cdot 9 + 29 \)
\(93 = \frac{ 279 }{ \sqrt{9 } }\)
\(94 = 92 - 7 + 9 \)
\(95 = 2 \cdot 7 + 9 \cdot 9 \)
\(96 = 92 + 7 - \sqrt{9 }\)
\(97 = 2 \cdot 9 + 79 \)
\(98 = 97 - 2 + \sqrt{9 }\)
\(99 = \frac{ 297 }{ \sqrt{9 } }\)
\(100 = \sqrt{97^{2}} + \sqrt{9 }\)